180702134140 has 24 divisors (see below), whose sum is σ = 413972162352. Its totient is φ = 65709866880.

The previous prime is 180702134113. The next prime is 180702134161. The reversal of 180702134140 is 41431207081.

It is a super-2 number, since 2×180702134140² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410686449 + ... + 410686888.

It is an arithmetic number, because the mean of its divisors is an integer number (17248840098).

Almost surely, 2^180702134140 is an apocalyptic number.

180702134140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

180702134140 is an abundant number, since it is smaller than the sum of its proper divisors (233270028212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

180702134140 is a wasteful number, since it uses less digits than its factorization.

180702134140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821373357 (or 821373355 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The spelling of 180702134140 in words is "one hundred eighty billion, seven hundred two million, one hundred thirty-four thousand, one hundred forty".